/Engine/Plugins/Experimental/CommonConversation/Source/CommonConversationGraph/Public/ConversationGraphSchema.h
Determine if two nodes can be merged
An empty string if the merge is legal, otherwise a message describing why the merge would fail.
virtual const [FPinConnectionResponse](API\Runtime\Engine\EdGraph\FPinConnectionResponse) CanMergeNodes ( const [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * A, const [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * B ) const